1) Leia a frase: O relevo ét transformado pelas forças internas e externas da Terra, que atuam alternamente há bilhõe de anos, modelando a superficie terrestre Agora marque a alternativa que contenha somente agentes esternos na formação do relevo terrestre: a)Terremotos, culcões e àgua; b)Vento, chuva e àgua dos rios; c) Vento, terremotos e vulcões; d) Mar, vento e vulcões.

Which statements describe sustainable development? multiple answer choice -fishing does not remove more fish from water systems than can be replaced by the number of fish that will be born to replace them. -sustainable development is development that is designed to improve the economic conditions in less-developed countries. -sustainable development is mainly a regional issue. -sustainable development means water is used at a rate that won't reduce the amount available for future use. - sustainable development policies only need to be concerned with environmental protection. - trees cannot be cut down faster than the number that will be replaced by new growth.